Sio Capital Management, LLC - ATHENAHEALTH INC ownership

ATHENAHEALTH INC's ticker is ATHN and the CUSIP is 04685W103. A total of 249 filers reported holding ATHENAHEALTH INC in Q4 2016. The put-call ratio across all filers is 1.14 and the average weighting 0.3%.

Quarter-by-quarter ownership
Sio Capital Management, LLC ownership history of ATHENAHEALTH INC
ValueSharesWeighting
Q3 2016$7,265,000
-36.7%
57,600
-30.7%
5.01%
-14.5%
Q2 2016$11,469,000
+726.3%
83,100
+731.0%
5.86%
+1053.3%
Q1 2016$1,388,00010,0000.51%
Other shareholders
ATHENAHEALTH INC shareholders Q4 2016
NameSharesValueWeighting ↓
Barton Investment Management 212,506$25,371,0009.35%
OTTER CREEK MANAGEMENT INC 60,000$7,164,0006.52%
CRITERION CAPITAL MANAGEMENT LLC 1,200,256$143,299,0005.70%
Gagnon Advisors, LLC 76,214$9,099,0005.33%
Avalon Global Asset Management LLC 58,000$6,925,0004.54%
GAGNON SECURITIES LLC 106,751$12,745,0004.23%
RIVERBRIDGE PARTNERS LLC 1,052,451$125,652,0002.26%
Chautauqua Capital Management 51,098$6,101,0001.55%
Sands Capital Management 4,786,729$571,488,0001.36%
300 NORTH CAPITAL, LLC 51,490$6,147,0001.35%
View complete list of ATHENAHEALTH INC shareholders